Petrofsky; Steven H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Petrofsky; Steven H..The latest application filed is for "computer controlled hydraulic resistance device for a prosthesis and other apparatus".
- Petrofsky; Steven H. - Beavercreek OH
- Petrofsky; Steven H. - Dayton OH
- Petrofsky; Steven H. - Florissant MO
| Patent | Date |
|---|---|
| Computer controlled hydraulic resistance device for a prosthesis and other apparatus Grant RE39,961 - Petrofsky , et al. December 25, 2 | 2007-12-25 |
| Computer controlled hydraulic resistance device for a prosthesis and other apparatus Grant 6,113,642 - Petrofsky , et al. September 5, 2 | 2000-09-05 |
| Electrical stimulation therapy method and apparatus Grant 5,974,342 - Petrofsky October 26, 1 | 1999-10-26 |
| Computer controlled hydraulic resistance device for a prosthesis and other apparatus Grant 5,888,212 - Petrofsky , et al. March 30, 1 | 1999-03-30 |
| Power muscle stimulator Grant 5,048,522 - Petrofsky * September 17, 1 | 1991-09-17 |
| Power muscle stimulator Grant 4,996,987 - Petrofsky March 5, 1 | 1991-03-05 |
| Power muscle stimulator Grant 4,976,264 - Petrofsky December 11, 1 | 1990-12-11 |
| Method and apparatus for exercising Grant 4,556,214 - Petrofsky , et al. * December 3, 1 | 1985-12-03 |
| Method and apparatus for providing feedback-controlled muscle stimulation Grant 4,492,233 - Petrofsky , et al. January 8, 1 | 1985-01-08 |
| Method and apparatus for exercising Grant 4,480,830 - Petrofsky , et al. November 6, 1 | 1984-11-06 |
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